<div class="sidebar">
    <a [routerLink]="['/usermanager/userList']" routerLinkActive="active">用户管理</a>
    <a [routerLink]="['/usermanager/userdetail/0/0']" routerLinkActive="active">用户添加</a>
    <a (click)="logOut()" routerLinkActive="active">退出</a>
</div>